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-- Default mode --
pragma Assert (No_Pull_Wire.Point (1).Mode = Input,
"Default point mode should be input");
-- State with only inputs and a wire pull resistor --
pragma Assert (Pull_Up_Wire.Point (1).Set,
"Default state of pull up wire should be high");
pragma Assert (not Pull_Down_Wire.Point (1).Set,
"Default state of pull down wire should be low");
-- State with only inputs and a point pull resistor --
pragma Assert (No_Pull_Wire.Point (1).Set_Pull_Resistor (Pull_Up),
"It should be possible to change the pull resitor");
pragma Assert (No_Pull_Wire.Point (1).Set,
"State of wire with one pull up point should be high");
Unref := No_Pull_Wire.Point (1).Set_Pull_Resistor (Pull_Down);
pragma Assert (not No_Pull_Wire.Point (1).Set,
"State of wire with one pull down point should be low");
-- State with one input one output and no pull resistor --
pragma Assert (No_Pull_Wire.Point (1).Set_Mode (Input),
"It should be possible to change the mode");
Unref := No_Pull_Wire.Point (1).Set_Pull_Resistor (Pull_Down);
Unref := No_Pull_Wire.Point (2).Set_Mode (Output);
Unref := No_Pull_Wire.Point (2).Set_Pull_Resistor (Floating);
No_Pull_Wire.Point (2).Set;
pragma Assert (No_Pull_Wire.Point (1).Set, "Should be high");
No_Pull_Wire.Point (2).Clear;
pragma Assert (not No_Pull_Wire.Point (1).Set, "Should be low");
-- State with one input one output and point pull resistor --
Unref := No_Pull_Wire.Point (1).Set_Mode (Input);
Unref := No_Pull_Wire.Point (1).Set_Pull_Resistor (Pull_Up);
Unref := No_Pull_Wire.Point (2).Set_Mode (Output);
Unref := No_Pull_Wire.Point (2).Set_Pull_Resistor (Floating);
No_Pull_Wire.Point (2).Set;
pragma Assert (No_Pull_Wire.Point (1).Set, "Should be high");
No_Pull_Wire.Point (2).Clear;
pragma Assert (not No_Pull_Wire.Point (1).Set, "Should be low");
Unref := No_Pull_Wire.Point (1).Set_Pull_Resistor (Pull_Down);
No_Pull_Wire.Point (2).Set;
pragma Assert (No_Pull_Wire.Point (1).Set, "Should be high");
No_Pull_Wire.Point (2).Clear;
pragma Assert (not No_Pull_Wire.Point (1).Set, "Should be low");
-- Opposite pull on the same wire --
declare
begin
Unref := Pull_Down_Wire.Point (1).Set_Pull_Resistor (Pull_Up);
exception
when Invalid_Configuration =>
Put_Line ("Expected exception on oppposite pull (1)");
Function Definition: procedure TC_Log_Priorities is
Function Body: Maximum_Message_Length : constant := 64;
package Log is new Logging_With_Priority
(Priorities => Natural,
Maximum_Message_Length => Maximum_Message_Length,
Maximum_Number_Of_Messages => 6);
procedure Pop_And_Print;
procedure Fill_Queue;
procedure Empty_Queue;
-------------------
-- Pop_And_Print --
-------------------
procedure Pop_And_Print is
Str : String (1 .. Maximum_Message_Length);
Length : Natural;
Prio : Natural;
begin
Log.Pop (Str, Length, Prio);
if Length /= 0 then
Ada.Text_IO.Put_Line ("Prio:" & Prio'Img & " -> " &
Str (Str'First .. Str'First + Length - 1));
else
Ada.Text_IO.Put_Line ("Pop : The queue is empty");
end if;
end Pop_And_Print;
----------------
-- Fill_Queue --
----------------